Home / 136,229.04-204,062.22-79,899.62

Finding the Fourth Proportional to 136,229.04, 204,062.22 and 79,899.62

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Solution

The fourth proportional to 136,229.04, 204,062.22 and 79,899.62 is: 119,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,229.04 : 204,062.22 = 79,899.62 : x
  2. Step 2: Convert to fraction form
    136,229.04/204,062.22 = 79,899.62/x
  3. Step 3: Cross multiply
    136,229.04x = 204,062.22 × 79,899.62
  4. Step 4: Simplify right side
    136,229.04x = 16,304,492,814.05
  5. Step 5: Solve for x
    x = 16,304,492,814.05/136,229.04
  6. Step 6: Final answer
    x = 119,684.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.